.banner{
    width: 715px;
    height:200px ;
    background-image: url(https://document.youkeda.com/P3-1-HTML-CSS/1.9/music-bg.jpg);
    background-repeat: no-repeat;
    background-size: cover;
    padding-left: 48px;
    padding-top: 30px;
    box-sizing: border-box;


}

.box {
    position: relative;
    /* left: 48px;
    top: 30px; */
    width: 140px;
    height: 140px;
    border-radius: 4px;
    overflow: hidden;
  }
  
  .head {
    height: 33px;
    line-height: 33px;
    color: #fed9d9;
    font-size: 14px;
    text-align: center;
    background: linear-gradient(to bottom, #d94747, #b9191a);
  }
  
  .date {
    background-color: white;
    height: 107px;
    line-height: 107px;
    text-align: center;
    font-size: 94px;
    font-family: Arial, Helvetica, sans-serif;
    font-weight: bold;
    color: #202020;
  }
  
  .mask {
    position: absolute;
    top: 33px;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(
      to bottom,
      rgba(0, 0, 0, 0.05),
      rgba(0, 0, 0, 0.15) 50%,
      rgba(0, 0, 0, 0.05) 50%,
      rgba(0, 0, 0, 0.15) 100%
    );
  }
  